128258316

素因数分解:

$2^2\times 3^5\times {\mathrm{127}}^1\times {\mathrm{1039}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 339189760

約数和(自身を除く): 210931444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 127, 162, 243, 254, 324, 381, 486, 508, 762, 972, 1039, 1143, 1524, 2078, 2286, 3117, 3429, 4156, 4572, 6234, 6858, 9351, 10287, 12468, 13716, 18702, 20574, 28053, 30861, 37404, 41148, 56106, 61722, 84159, 112212, 123444, 131953, 168318, 252477, 263906, 336636, 395859, 504954, 527812, 791718, 1009908, 1187577, 1583436, 2375154, 3562731, 4750308, 7125462, 10688193, 14250924, 21376386, 32064579, 42752772, 64129158, 128258316]

約数ペア:

[(1, 128258316), (2, 64129158), (3, 42752772), (4, 32064579), (6, 21376386), (9, 14250924), (12, 10688193), (18, 7125462), (27, 4750308), (36, 3562731), (54, 2375154), (81, 1583436), (108, 1187577), (127, 1009908), (162, 791718), (243, 527812), (254, 504954), (324, 395859), (381, 336636), (486, 263906), (508, 252477), (762, 168318), (972, 131953), (1039, 123444), (1143, 112212), (1524, 84159), (2078, 61722), (2286, 56106), (3117, 41148), (3429, 37404), (4156, 30861), (4572, 28053), (6234, 20574), (6858, 18702), (9351, 13716), (10287, 12468)]